TS 23.072 ★
Call Deflection (CD)
Supplementary Service

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V16.0.0 (PDF) 2020/06 24 p.

V15.0.0 2018/06 24 p.

V14.0.0 2017/03 24 p.

V13.0.0 2015/12 24 p.

V12.0.0 2014/09 24 p.

V11.0.0 2012/09 24 p.

V10.0.0 2011/04 24 p.

V9.0.0 2009/12 23 p.

V8.0.0 2008/12 24 p.

V7.0.0 2007/07 23 p.

V6.0.0 2005/01 23 p.

V5.0.0 2002/06 23 p.

V4.0.1 2002/06 23 p.

V3.3.0 2000/10 23 p.

GSM Rel-98 v7.1.0 1999/10 25 p.

Rapporteur:: Dr. Koza, Yvette Deutsche Telekom AG

essential Table of Contents for TS 23.072 Word version: 16.0.0

each title, in the ┃ or ┃ area, links to the equivalent title in the CONTENT

2 Normative references Word‑p. 5

3 Definitions and abbreviations Word‑p. 5

4 Information flow Word‑p. 6

5 Messages and their Contents Word‑p. 6

5.1 Messages between the MS and the MSC Word‑p. 6

5.1.1 CD Request Word‑p. 6

5.1.2 CD Request ack Word‑p. 7

5.1.3 CD Request negative response Word‑p. 7

5.2 Messages between the MSC and the VLR Word‑p. 7

5.2.1 Process Call Waiting negative response Word‑p. 7

5.2.2 Complete Call negative response Word‑p. 7

5.2.3 Send Info for Incoming Call negative response Word‑p. 8

6 Functions of the serving MSC Word‑p. 8

6.1 Procedure Handling_CD_MSC Word‑p. 8

6.2 Procedure CD_Reject Word‑p. 8

6.3 Procedure CD_Failure Word‑p. 8

6.4 Procedure CD_UUS_Interaction Word‑p. 8

6.5 Procedure CD_Success Word‑p. 8

6.6 Procedure CD_Notify_SS_Invocation Word‑p. 8

7 Functions of the serving VLR Word‑p. 15

7.1 Procedure CD_Authorization Word‑p. 15

7.2 Procedure CAMEL_Check_CD_Interaction Word‑p. 15

8 Interaction with other supplementary services Word‑p. 18

8.1 Line Identification services Word‑p. 18

8.2 Call Forwarding services Word‑p. 18

8.3 Call Waiting Word‑p. 18

8.4 Call Hold Word‑p. 18

8.5 Multi Party (MPTY) Word‑p. 18

8.6 Closed User Group Word‑p. 18

8.7 Advice of Charge (AoC) Word‑p. 18

8.8 Call Barring Services Word‑p. 18

8.9 Explicit call transfer (ECT) Word‑p. 18

8.10 Completion of Calls to Busy Subscriber (CCBS) Word‑p. 18

9 Interaction with other network features Word‑p. 19

9.1 Customised Applications for Mobile network Enhanced Logic (CAMEL) Word‑p. 19

9.2 Support of Optimal Routeing Word‑p. 19

10 Information stored in the HLR Word‑p. 19

11 State transition model Word‑p. 20

12 Transfer of information from HLR to VLR Word‑p. 20

13 Information stored in the VLR Word‑p. 20

14 Handover Word‑p. 20

$ Change history Word‑p. 21

TS 23.072 ★ Call Deflection (CD) Supplementary Service

essential Table of Contents for TS 23.072 Word version: 16.0.0

TS 23.072 ★
Call Deflection (CD)
Supplementary Service